MOOSE RACING Rear Sprocket - 43 Tooth 1211-300-43-10 Shock Spanner Tool Alpinestars patented race finger bridge

Alpinestars patented race finger bridge prevents finger roll and separation in the event of an off

Smog block-offs or disabled AIS valve (Graves Smog Block Off Part Numbers : R1 / FZ10 (all) /R6 (2017) = AB011 / FZ09 + XSR900 = AB015 / FZ07 (N/A) / MT07 (N/A) / XSR700 (N/A)

Exact replica of stock OEM plastic components but stronger

Uses a single exhaust port with a 3" core Unbelievably deep sound and increased performance over the stock system Tri-oval-shaped muffler rear seamlessly transforms into 4" round front 5" wide

MOOSE RACING Rear Sprocket - 43 Tooth 1211-300-43-10 Shock Spanner Tool Alpinestars patented race finger bridgeThe 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets 100% machined, no stamping or grinding Optimal tooth thickness results in maximum tooth and chain contact